Wochit News - The San Francisco 49ers have waived the former Australian rugby league star Jarryd Hayne.The team announced on Saturday â€" the day Hayne's compatriots played in the rugby union World Cup final in London, losing to New Zealand â€" that Hayne had been let go and fellow running back Kendall Gaskins was promoted from the practice squad.The Niners will be without starting running back Carlos Hyde on Sunday at St Louis because of an injured left foot.